/*
Source file : Brown_B_Prj5.cpp
Programmer: Blaine Allen Brown
Date: December 2, 2011
Lab CRN 10940
*/

#include <iostream>
#include <fstream>

using namespace std;

struct infoType
{
	string name;
	int id;
	double height;
	double weight;
	double postWeight;
	int bmi;
	int postBmi;
};

struct nodeType
{
	infoType info;
	nodeType *link;
};

void add(nodeType *list, ifstream& inFile)
{
	cout << "4" << endl;	//debug
	string name;
	int id;
	double height;
	double weight;

	nodeType *position;
	cout << "5" << endl;	//debug
	position = list;
	cout << "6" << endl;	//debug

	if(list != NULL)
	{
		while(position->link != NULL)
		{
			cout << "7" << endl;	//debug
			position = position->link;
			cout << "8" << endl;	//debug
		}
	}
	cout << "9" << endl;	//debug

	nodeType *temp;

	cout << "10" << endl;	//debug
	temp = new nodeType;

	cout << "11" << endl;	//debug
	inFile >> name >> id >> height >> weight;

	cout << "12" << endl;	//debug
	temp->info.name = name;
	temp->info.id = id;
	temp->info.height = height;
	temp->info.weight = weight;

	cout << "13" << endl;	//debug
	temp->link = NULL;

	cout << "14" << endl;	//debug
	position->link = temp;

	cout << "15" << endl;	//debug
}

void print(nodeType *list, char yesNo)
{
	int counter = 0;
	cout << "Printing the list of members..." << endl;
	if(list == NULL)
	{
		cout << "Got nothing." << endl;
	}
	nodeType *position;
	position = list;
	while(position != NULL)
	{
		cout << "Name: " << position->info.name << endl;
		cout << "ID: " << position->info.id << endl;
		cout << "Height: " << position->info.height << endl;
		if(yesNo == 'y')
		{
			cout << "Starting weight: " << position->info.weight << endl;
			cout << "Starting BMI: " << position->info.bmi << endl;
			cout << "Current weight: " << position->info.postWeight << endl;
			cout << "Current BMI: " << position->info.postBmi << endl;
		}
		else
		{
			cout << "Weight: " << position->info.weight << endl;
		}
		cout << endl;
		counter++;
	}
	cout << counter << " members in the list." << endl << endl;
}

int main()
{
	cout << "1" << endl;	//debug
	nodeType *list;
	cout << "2" << endl;	//debug
	list = NULL;
	cout << "3" << endl;	//debug

	//File 1
	ifstream inFile;

	inFile.open("peeps.txt");
	if(!inFile)
	{
		cout << "No such file." << endl;
		system("PAUSE");
		return 1;
	}

	while(!inFile.eof())
	{
		add(list, inFile);
	}

	print(list, 'n');

	inFile.close();
	inFile.clear();

	//File 2
	inFile.open("changes.txt");
	if(!inFile)
	{
		cout << "No such file." << endl;
		system("PAUSE");
		return 1;
	}

	inFile.close();

	system("PAUSE");
	return 0;
}